diff --git a/SDWebImage/MKAnnotationView+WebCache.h b/SDWebImage/MKAnnotationView+WebCache.h
index 724f1a86..36369df6 100644
--- a/SDWebImage/MKAnnotationView+WebCache.h
+++ b/SDWebImage/MKAnnotationView+WebCache.h
@@ -36,7 +36,7 @@
  *
  * The downloand is asynchronous and cached.
  *
- * @param url The url for the image.
+ * @param url         The url for the image.
  * @param placeholder The image to be set initially, until the image request finishes.
  * @see loadImageWithURL:placeholderImage:options:
  */
@@ -47,10 +47,11 @@
  *
  * The downloand is asynchronous and cached.
  *
- * @param url The url for the image.
+ * @param url         The url for the image.
  * @param placeholder The image to be set initially, until the image request finishes.
- * @param options The options to use when downloading the image. @see SDWebImageOptions for the possible values.
+ * @param options     The options to use when downloading the image. @see SDWebImageOptions for the possible values.
  */
+
 - (void)loadImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options;
 
 /**
@@ -58,11 +59,12 @@
  *
  * The downloand is asynchronous and cached.
  *
- * @param url The url for the image.
- * @param completedBlock A block called when operation has been completed. This block as no return value
+ * @param url            The url for the image.
+ * @param completedBlock A block called when operation has been completed. This block has no return value
  *                       and takes the requested UIImage as first parameter. In case of error the image parameter
  *                       is nil and the second parameter may contain an NSError. The third parameter is a Boolean
  *                       indicating if the image was retrived from the local cache of from the network.
+ *                       The forth parameter is the original image url.
  */
 - (void)loadImageWithURL:(NSURL *)url completed:(SDWebImageCompletionBlock)completedBlock;
 
@@ -71,12 +73,13 @@
  *
  * The downloand is asynchronous and cached.
  *
- * @param url The url for the image.
- * @param placeholder The image to be set initially, until the image request finishes.
- * @param completedBlock A block called when operation has been completed. This block as no return value
+ * @param url            The url for the image.
+ * @param placeholder    The image to be set initially, until the image request finishes.
+ * @param completedBlock A block called when operation has been completed. This block has no return value
  *                       and takes the requested UIImage as first parameter. In case of error the image parameter
  *                       is nil and the second parameter may contain an NSError. The third parameter is a Boolean
  *                       indicating if the image was retrived from the local cache of from the network.
+ *                       The forth parameter is the original image url.
  */
 - (void)loadImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder completed:(SDWebImageCompletionBlock)completedBlock;
 
@@ -85,13 +88,14 @@
  *
  * The downloand is asynchronous and cached.
  *
- * @param url The url for the image.
- * @param placeholder The image to be set initially, until the image request finishes.
- * @param options The options to use when downloading the image. @see SDWebImageOptions for the possible values.
- * @param completedBlock A block called when operation has been completed. This block as no return value
+ * @param url            The url for the image.
+ * @param placeholder    The image to be set initially, until the image request finishes.
+ * @param options        The options to use when downloading the image. @see SDWebImageOptions for the possible values.
+ * @param completedBlock A block called when operation has been completed. This block has no return value
  *                       and takes the requested UIImage as first parameter. In case of error the image parameter
  *                       is nil and the second parameter may contain an NSError. The third parameter is a Boolean
  *                       indicating if the image was retrived from the local cache of from the network.
+ *                       The forth parameter is the original image url.
  */
 - (void)loadImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options completed:(SDWebImageCompletionBlock)completedBlock;